China China Cheap price Solvent Resistance Curing System - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Manufacturer and Supplier

China Cheap price Solvent Resistance Curing System - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV

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Every single member from our large efficiency revenue team values customers' wants and company communication for Ppg1000 1000, Spray Insulation, Donpce Ses-101, Our professional technical team will be wholeheartedly at your service. We sincerely welcome you to visit our website and company and send us your inquiry.

China Cheap price Solvent Resistance Curing System - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV Detail:

Donfoam 812 HCFC-141B base blend polyols for block foam

INTRODUCTION

Donfoam 812 blend polyether polyols used for produce PUR block foam. The foam has uniform cell , low thermal conductivity, thermal insulation performance is good, flame retardant performance is good, low temperature no shrinking crack etc.

Widely used in the process of all kinds of insulation work such as: building external wall, cold storage, tanks, large pipes etc.

PHYSICAL PROPERTY

Appearance

Dynamic viscosity （25℃） mPa.S

Density （20℃） g/ml

Storage temperature ℃

Storage stability month

Light yellow to brown transparent liquid

250±50

1.17±0.1

10-25

RECOMMENDED RATIO

Items

PBW

Blend Polyether Polyol

Isocyanate

100

130

TECHNOLOGY AND REACTIVITY (the exact value varies depending on processing conditions)

Manual Mixing

Raw Material Temperature ℃

Mould Temperature ℃

CT s

GT s

TFT s

Free Density kg/m³

20-25

Ambient Temperature(15-45℃ )

35-60

140-180

240-260

26-28

FOAM PERFORMANCES

Item	Test Standard	Specification
Overall Molding Density Molding Core Density	GB 6343	40-45kg/m³ 38-42kg/m
Closed-cell Rate	GB 10799	≥90%
Initial Thermal Conductivity（15℃）	GB 3399	≤24mW/(m.K)
Compressive Strength	GB/T8813	≥150kPa
Dimensional Stability 24h -20℃ RH90 70℃	GB/T8811	≤1% ≤1.5%
Water Absorption Rate	GB 8810	≤3%
Flammability	ASTM E84	Class A

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Every member from our high efficiency sales team values customers' needs and business communication for China Cheap price Solvent Resistance Curing System - Donfoam 812 HCFC-141B base blend polyols for block foam – INOV , The product will supply to all over the world, such as: Turkmenistan, US, Naples, Our tenet is "integrity first, quality best". We have confidence in providing you with excellent service and ideal products. We sincerely hope we can establish win-win business cooperation with you in the future!

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This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately， we successfully completed the procurement tasks.

By Dawn from Guatemala - 2017.04.28 15:45

We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.

By Lee from Senegal - 2017.04.18 16:45

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